CN101697427B - Microprocessor controlled booster apparatus with polarity protection - Google Patents
Microprocessor controlled booster apparatus with polarity protection Download PDFInfo
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- CN101697427B CN101697427B CN2009101659439A CN200910165943A CN101697427B CN 101697427 B CN101697427 B CN 101697427B CN 2009101659439 A CN2009101659439 A CN 2009101659439A CN 200910165943 A CN200910165943 A CN 200910165943A CN 101697427 B CN101697427 B CN 101697427B
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- battery
- cable
- exhausts
- jumper connection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0034—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using reverse polarity correcting or protecting circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
Abstract
The invention relates to a microprocessor controlled booster apparatus with polarity protection. The invention provides a polarity protection circuit for a portable jump starter, comprising a first battery having positive and negative terminals, a pair a battery cables having first ends connected to the positive and negative terminals, respectively, of the first battery and second ends adapted for connection to positive and negative terminals of a depleted battery. The polarity protection circuit comprises a detection circuit coupled to at least one of the cables, wherein the detection circuit operates when at least a cable is connected to couple the positive terminal of the first battery to the positive terminal of the depleted battery and another cable is connected to couple the negative terminal of the first battery to the negative terminal of the depleted battery; and a solid state switch which is serially connected with one cable and is configured to receive the enabling signal from the polarity detection circuit.
Description
The application is the dividing an application for the Chinese patent application of " starting drive that helps with polarity protection of little processing controls " that be February 19, application number in 2003 denomination of invention that is CN03808797.9 the applying date.
Technical field
The present invention relates to particularly, relate to helping little processing controls of starting device and a polar protective circuit for exhausting the starting drive that helps that battery helps startup to one.
Background technology
As everyone knows, when the engine of an automobile can not start because electric energy is not enough, the battery of described automobile can be by helping the electric power jumper connection of the battery in starting drive to start from the electric power of the battery of another automobile or from one, thereby start described engine.
Even for to by the electric power of another battery and electric energy still the battery of not enough described automobile help startup, described two batteries must connect by a pair of electric wire.For example, the described plus end that exhausts battery should be connected to the described plus end that starts battery that helps.The negative terminal of described two batteries should connect in a corresponding way.
If but described battery malunion really to carry out this connection may be danger close.Battery has very little internal resistance, and has between the battery of the battery of sufficient electrical energy and electric energy deficiency a voltage difference is arranged.Therefore electric current will flow between described two batteries when a connection is completed at once.When described two battery exact connect ions, namely the terminal of corresponding polarity is by correct as described above when connecting respectively, and a large electric current flows through described electric wire.When two batteries connect mistakenly, be present in large 10 to 20 times of electric current on described electric wire when flowing through the described battery exact connect ion of current ratio of described electric wire.In addition, incorrect connection may make one or two short circuits in described battery.Under such condition, one or two described batteries may damage, and may cause in some cases exploding, fire and to vehicle or people's infringement.
Therefore, need a kind of device that can guarantee between described two batteries correctly and connect with a secured fashion.Described device should make the incorrect connection between described two batteries, and any danger that the short circuit of one or two batteries causes is minimum.
Except the engine that causes automobile due to energy shortage can not start, causing the engine of automobile not start due to the electric energy of deficiency may be also due to bad alternating current generator, and it fails to replenish the electric charge on a good battery.Have bad alternating current generator, even changed battery, described new battery is stored charge not also, and its electric charge is very fast again runs out of.Bad alternating current generator need to be changed the problem that prevents from causing the energy content of battery low.But for a babe in the wood, detecting a bad alternating current generator is not an easy task.
In addition, for the people of the experience that there is no need and special knowledge, other simple tasks for example check a tire air pressure, check the leakage of freon gas and be often also difficult with a tire pressurization to suitable pressure.In addition, can not know easily the charged state of described jumper connection starter batteries self, and the described charged state that exhausts battery before jumper connection starts and afterwards.
Therefore, need a kind of system that self comprises the jumper connection starter, can be as the jumper connection starter of vehicle, tester, and diagnostic system are with auxiliary execution vehicle diagnostics and less Mechanical Help.Also need one portable, the system that self comprises the jumper connection starter of top type, described system is solid, assembly with minimum number, and be friendly for the people who there is no the automobile experience, self check and vehicle diagnostics are provided, and relative low price, a large amount of consumers can both bear.
Summary of the invention
a kind of polar protective circuit for portable jumper connection starter is provided, this jumper connection starter comprises the first battery and a pair of cable with plus end and negative terminal, the second end that described cable has the first end of the positive and negative terminal that is electrically connected to described the first battery and is suitable for being coupled to the positive and negative terminal that exhausts battery, described polar protective circuit comprises: the polarity detection circuit that is coupled to described a pair of cable, when being connected with the plus end with described the first battery, one of described a pair of cable is coupled to the described plus end that exhausts battery, and another cable in described a pair of cable is connected, and when being coupled to the described negative terminal that exhausts battery with the negative terminal with described the first battery, described polarity detection circuit detects, solid-state switch, it is connected with an electricity in described a pair of cable and is set up in order to receive the enable signal from described polarity detection circuit, described solid-state switch makes electric current pass through at described the first battery and described exhausting between battery when receiving described enable signal, and safety switch, when being activated, it prevents that described solid-state switch from allowing at described the first battery and the described current flowing that exhausts between battery.
A kind of polar protective circuit also is provided, has comprised: the first and second cables, be used for the first battery is connected to exhausting battery, described the first battery and the described battery that exhausts have plus end and negative terminal separately; A cable electricity in solid-state switch, itself and described cable in series is coupled, and flows through the electric current of described cable with control, and described solid-state switch is controlled by enable signal; Polarity detection circuit, one in described cable is connected with the plus end with described the first battery and is coupled to the described plus end that exhausts battery, and another in described cable is connected when being coupled to the described negative terminal that exhausts battery with the negative terminal with described the first battery, this polarity detection circuit provides described enable signal, wherein, described solid-state switch makes electric current pass through at described the first battery and described exhausting between battery when receiving described enable signal; And safety switch, when being activated, it prevents that described solid-state switch from allowing at described the first battery and the described current flowing that exhausts between battery.
A kind of polar protective circuit is provided.According to a typical execution mode, described polar protective circuit comprises solid-state device.Preferably do not comprise in described polar protective circuit machinery or electromechanical assembly solenoid for example.Described polar protective circuit is electrically connected to battery (exhausting battery) and described the helping that will charge and starts battery or other power supplys.Unless obtain correct polarity otherwise described polar protective circuit prevents electric current flows between described battery.A described polar protective circuit battery of text below helps in starting drive and describes, but it can or help starting drive to be combined with any charging.
Typically, a battery helps starting drive (booster) to comprise that an end is connected to a pair of cable that is configured in an internal battery in portable box or other power supplys.The other end of described cable is connected to a pair of crocodile mouth folder.Described internal battery provides and has been used for exhausting to one the direct current power supply that battery helps startup.When described clip is connected to describedly when exhausting battery, electric current helps the internal battery of starting drive to flow to the described battery that exhausts from described battery.As mentioned above, described helping provides a polar protective circuit in starting drive, unless and prevent that electric current from connecting in the correct polarity that flowing between described two batteries obtains between described two batteries.
In another embodiment, described battery helps starting drive also can comprise microprocessor.Described microprocessor can be as the part of a polar protective circuit.It also can be carried out additional detection and control function, for example detects bad alternating current generator, the leakage of detection of freon gas, and detect low tire pressure and control an air compressor to replenish described low tire pressure.Corresponding, the described starting drive that helps also can also comprise display and/or other informing device, for example a vision or the indicating device sense of hearing.
One polar protective circuit is provided in another embodiment of the present invention.Described circuit comprises: be used for helping one starting battery and being connected to a cable that exhausts battery; Be connected to the described polarity sense circuit that starts battery that helps, be used for complete described help to start enable signal is provided when battery is connected with the described correct polarity that exhausts between battery; One is connected to the solid-state switch of described polarity sense circuit, and described solid-state switch allows described helping to start battery and the described current flowing that exhausts between battery when receiving described enable signal.
Provide in another typical execution mode and helped starting drive.Described device comprises: what have plus end and negative terminal helps the startup battery; Be connected to described the first cable that helps the plus end that starts battery, and have be used to a clip that is connected to the terminal that exhausts battery; Be connected to described the second cable that helps the negative terminal that starts battery, and have be used to a clip that is connected to the another terminal that exhausts battery; The solid-state switch of connecting with one of described cable; Be connected to the polarity sense circuit between described the first cable and described the second cable, described polarity sense circuit complete described help to start provide enable signal when battery is connected with the described correct polarity that exhausts between battery so that described solid-state switch is placed in conducting state.
In another embodiment, a kind of starting drive that helps comprises: the device that is used for providing power supply; Be used for described device be used to power supply is provided is connected to a device that exhausts battery; Being connected polarity and working as between battery the device that correct polarity chron produces an enable signal detected for detection of described device be used to power supply is provided with described exhausting; And at least one field-effect transistor (FET), it has control electrode, and be connected to described device for detection of polarity, described control electrode receives described enable signal, and connects to allow electric current to flow described device and described exhausting between battery be used to power supply is provided described FET.
In another embodiment, a kind of jumper connection actuator system comprises: what have plus end and negative terminal helps the startup battery; A pair of battery cables, its first end are connected respectively to the described positive and negative terminal that helps the startup battery, and the second end is suitable for being connected to the described positive and negative terminal that exhausts battery; Semiconductor switch is electrically connected to respectively a described terminal that starts battery and the battery cables that is attached thereto of helping; Be connected to the polarity sense circuit of described battery cables, and only at described battery cables, the described plus end that starts battery that helps is connected to the described plus end that exhausts battery, and generation first signal will describedly help the negative terminal that starts battery to be connected to the described negative terminal that exhausts battery the time; And the microprocessor that is connected to described semiconductor switch and described polarity sense circuit, and response is from the first signal of described polarity sense circuit, to activate described semiconductor switch to allow electric current to help startup battery and described exhausting between battery to flow described.
In another embodiment, a computer-readable information recording medium uses together with the computer of controlling a jumper connection actuator system, and described jumper connection actuator system comprises the first battery with plus end and negative terminal; A pair of battery cables, its first end is connected respectively to the positive and negative terminal of described the first battery, and the second end is suitable for being connected to the positive and negative terminal that exhausts battery in a vehicle, the computer-readable program code of described computer-readable information recording medium storage is so that described computer is carried out the following step: the fast rise that checks voltage after described vehicle has started; If there is the fast rise of described voltage, indicate described alternating current generator working properly; If there is no the fast rise of described voltage, indicate described alternating current generator work undesired.
In another embodiment, a computer-readable information recording medium uses together with the computer of controlling a jumper connection actuator system, and described jumper connection actuator system comprises the first battery with plus end and negative terminal; A pair of battery cables, its first end is connected respectively to the positive and negative terminal of described the first battery, and the second end is suitable for being connected to a positive and negative terminal that exhausts battery, the computer-readable program code of described computer-readable information recording medium storage is so that described computer is carried out the following step: the charge rate of measuring described battery; Determine that described battery has received the time span of an electric current; Measure the voltage of described battery; And if charge rate is greater than predetermined electric current, described battery received an electric current surpassed one predetermined time length, and the voltage of described battery detects time out fault when being greater than or equal to a predetermined voltage.
In another embodiment, a computer-readable information recording medium uses together with the computer of controlling a jumper connection actuator system, and described jumper connection actuator system comprises the first battery with plus end and negative terminal; A pair of battery cables, its first end is connected respectively to the positive and negative terminal of described the first battery, and the second end is suitable for being connected to a positive and negative terminal that exhausts battery, the computer-readable program code of described computer-readable information recording medium storage is so that described computer is carried out the following step: the charge rate of measuring described battery; Determine that described battery has received the time span of an electric current; Measure the voltage of described battery; And if charge rate is greater than predetermined electric current, described battery has received an electric current and has surpassed a scheduled time length, and the voltage of described battery is less than or equal to a predetermined voltage, short-circuit unit battery (cell battery) fault detected.
In another embodiment, a computer-readable information recording medium uses together with the computer of controlling a jumper connection actuator system, and described jumper connection actuator system comprises the first battery with plus end and negative terminal; A pair of battery cables, its first end is connected respectively to the positive and negative terminal of described the first battery, and the second end comprises and is suitable for being connected to a clip that exhausts the positive and negative terminal of battery, the computer-readable program code of described computer-readable information recording medium storage is so that described computer is carried out the following step: the charge rate of measuring described battery; Determine that described battery has received the time span of an electric current; Measure the voltage of described battery; And if charge rate is greater than predetermined electric current, described battery received an electric current surpassed one predetermined time length, and the voltage of described battery detects time out fault when being greater than or equal to a predetermined voltage.
In another embodiment, a computer-readable information recording medium uses together with the computer of controlling a jumper connection actuator system, and described jumper connection actuator system comprises the first battery with plus end and negative terminal; A pair of battery cables, its first end is connected respectively to the positive and negative terminal of described the first battery, and the second end is suitable for being connected to a positive and negative terminal that exhausts battery, the computer-readable program code of described computer-readable information recording medium storage is so that described computer is carried out the following step: the charge rate of measuring described battery; Determine that described battery has received the time span of an electric current; Measure the voltage of described battery; And if charging current is less than predetermined electric current, described battery received an electric current surpassed one predetermined time length, and described cell voltage detects the open cell battery fault when being greater than or equal to a predetermined voltage.
Description of drawings
Fig. 1 is a circuit diagram, and it shows the polar protective circuit according to a preferred embodiment of the present invention;
Fig. 2 is a circuit diagram, and it shows the polar protective circuit according to another preferred embodiment of the present invention;
Fig. 3 is a circuit diagram, and it shows the polar protective circuit according to another preferred embodiment of the present invention;
Fig. 4 is a circuit diagram, and it shows the polar protective circuit according to another preferred embodiment of the present invention;
Fig. 5 is a circuit diagram, and it shows that according to another implementation of the invention a microprocessor controls helps the startup system;
Fig. 6 is a circuit diagram, and it shows that according to another implementation of the invention a microprocessor controls helps the startup system;
Embodiment
The battery that comprises polar protective circuit that Fig. 1 shows according to an exemplary embodiment of the present invention helps starting drive.Have helping of plus end 4 and negative terminal 6 and start battery 2 described being provided with in helping starting drive.The described plus end 4 that starts battery 2 that helps is coupled in a pair of crocodile mouth folder 8,10 one, in order to be connected to the battery 11 (exhausting battery) that will charge by line or battery cable.The described negative terminal 6 that starts battery 2 that helps is coupled to another in a pair of crocodile mouth folder 8,10, in order to be connected to the battery 11 that will charge by line or battery cable.
Described switch 12 is solid-state device preferably, such as transistor, diode, field-effect transistor (FET) etc.Fig. 1 is expressed as described switch 12 the FET 12a-12d of the some that is connected in parallel mutually.Described FET 12a-12d is preferably high power, the type of low on-resistance very.The quantity of the FET that provides depends on the electric current in described circuit and the type of the FET that uses.The control electrode 14a-14d of described FET 12a-12d is connected to the described negative terminal 6 that starts battery that helps by resistance 36.This is configured in and keeps described FET12a-12d to be in when described clip place does not have voltage turn-offing or nonconducting state, prevents that electric current from starting battery 2 and flow to described clip 8,10 and the described battery 11 that exhausts from described helping.
Described switch 12 is activated by polarity sense circuit 16, flows to the described battery 11 that exhausts to allow electric current from the described startup battery 2 that helps.When described clip 8,10 is connected to describedly when exhausting battery 11, described polarity sense circuit 16 is coupled to described helping and starts battery 2 and the described battery 11 that exhausts.Described the helping of described polarity sense circuit 16 sensings starts battery 2 and the described polarity that is connected that exhausts between battery 11, and the signal of the state of this connection of indication is provided.Signal from described polarity sense circuit 16 is provided for described switch 12.When correct polarity connection was informed by signal, described switch 12 was connected described start-up circuit and the described battery 11 that exhausts of permission current direction of helping.
In execution mode shown in Figure 1, described polarity sense circuit comprises optical isolator 16.Described optical isolator 16 comprises phototransistor 22 and light-emitting diode (LED) 26.The anode of the collector electrode of described phototransistor 22 and described LED 26 is electrically connected to the described plus end 4 that starts battery 2 that helps.The emitter 24 of described phototransistor 22 is connected to the control electrode 14a-14d of the FET 12a-12d that consists of described switch 12 by resistance 34.The negative electrode 28 of described LED 26 is electrically connected to the electrode of described FET 12a-12d by resistance 30 and diode 32.Another electrode of described FET 12a-12d is electrically connected to the described negative terminal 6 that starts battery 2 that helps.
In as shown in fig. 1 battery helps the operating process of starting drive, remain on the state of not conducting when described FET 12a-12d is initial by resistance 36.Only start battery 2 and be connected when causing making described optical isolator 16 correctly to be setovered with the described correct polarity that produces between battery 11 that exhausts when described helping, described optical isolator 16 is just understood conducting.As described LED 26 during by correct bias, phototransistor 22 conductings in described optical isolator 16.The electric current that flows through phototransistor 22 makes the control electrode of described FET 12a-12d be biased to conducting state, allows electric current to flow through described FET12a-12d and arrives the described battery 11 that exhausts.More specifically, be properly connected described helping when starting battery 2 when the described battery 11 that exhausts as shown in fig. 1, described LED 26 and diode 32 are by forward bias.Thereby electric current flows through these diodes and resistance 30.Resistance 30 is provided to for the flow through amount of electric current of described optical isolator 16 of adjusting.The flow through described phototransistor 22 of current activation of LED 26, resistance 30 and diode 32 makes its conducting.When described phototransistor 22 conducting, the electric current described phototransistor 22, resistance 34 of flowing through arrives the control electrode of described FET12a-12d.The control electrode of described FET 12a-12d is activated in response to this electric current, and described FET 12a-12d is switched on and enters conducting state.The described start-up circuit that helps is closed now, and electric current can flow to the described battery 11 that exhausts through described FET 12a-12d from the described startup battery 2 that helps.Because described FET is current treatment device, therefore without any need for machinery or dynamo-electric device.
As shown in Figure 2, when described helping starts battery 2 and describedly exhaust polarity malunion between battery 11 when true, LED 26 and diode 32 in described optical isolator 16 are reverse biased.Diode 32 prevents the rightabout electric current that exhausts battery 11 from described.Therefore, there is no that electric current flows through described LED 26, diode 32 and resistance 30.As a result, the phototransistor 22 in described optical isolator 16 is to be in nonconducting state.So the described FET 12a-12d of described switch is in nonconducting state, and there is no that electric current flows to the described battery 11 that exhausts from the described startup battery 2 that helps, and has prevented potential dangerous situation.
In case described helping starts battery 2 and exhaust the polarity that between battery 11, generation is correct and be connected with described, describedly exhaust that battery 11 is recharged or described vehicle is started by jumper connection.Described crocodile mouth folder 8,10 disconnects from the battery 11 that is recharged subsequently.When described clip was disconnected, diode 26 made phototransistor 22 cut-offs in described optical isolator no longer by forward bias and there is no electric current from wherein flowing through, and it also makes FET 12a-12d cut-off subsequently.So in fact the described start-up circuit that helps is reset, prevent from producing short circuit or reversed polarity connection after producing correct polarity connection.Below in another execution mode in conjunction with Fig. 4 description, described battery helps starting drive can provide be used to interrupting the described device that helps start-up circuit, to guarantee that described clip disconnects safely from the described battery 11 that exhausts, perhaps described when exhausting battery and being disconnected microprocessor or other circuit can be programmed to detect.
Forward now Fig. 3 to, wherein described another embodiment of the invention.Execution mode shown in Fig. 3 is to operate with reference to the similar mode of the execution mode of Fig. 1 description to top.The difference of Fig. 3 and Fig. 1 is that Fig. 3 comprises frequency generator and frequency detector.Described frequency generator and frequency detector for detection of described clip 8,10 from the described disconnection that exhausts battery 11, perhaps described other interruptions that help start-up circuit.Described frequency generator 37 is used for the signal that helps start-up circuit input characteristic frequency to described.Described frequency detector 38 is for detection of being input to the described frequency that helps in start-up circuit by described frequency generator 37.Described frequency generator 37 and described frequency detector 38 preferably are configured in the opposite side that exhausts battery 11.When described when exhausting battery 11 and correct polarity being connected, exist the frequency inputted for described frequency generator 37 by the path of described circuit.Described frequency detector 38 detects the frequency of inputting, and described battery helps startup to process normally execution.When described clip 8,10 exhausts that battery 11 is removed or described circuit when otherwise being interrupted from described, current stops, and described frequency detector 38 no longer detects the frequency of being inputted by described frequency generator 37.Described frequency detector is used for subsequently FET12a-12d being placed in nonconducting state, with the described start-up circuit that helps that resets.This prevents from connecting in correct polarity sets up rear produce short circuit or reversed polarity connection.
Fig. 4 shows another embodiment of the invention.Execution mode shown in Fig. 4 comprises a plurality of in conjunction with the described similar elements in Fig. 1-3.These identical elements are marked by identical reference number in all figure.Circuit shown in Fig. 4 comes work to be similar to the mode of describing above with reference to Fig. 1-3, and below will only provide the detailed description of its difference.
Embodiments of the present invention shown in Fig. 4 comprise indicating device 40, are used to indicate described helping and start battery 2 and be connected with the described correct polarity that exhausts between battery 11 and when set up.Described indicating device 40 can provide indication vision or the sense of hearing to the user, or not yet sets up with the polarity connection of indicating correct.Indicating device 40 shown in Fig. 4 comprises resistance 41 and LED 42.When described crocodile mouth folder 8,10 is connected to describedly when exhausting battery 11, described resistance 41 and LED 42 are connected across on the described terminal that exhausts battery 11.If described crocodile mouth folder 8,10 is connected to the described battery 11 that exhausts with incorrect polarity, LED 42 is by forward bias and be illuminated to indicate incorrect connection.But, there is no that described any other situation occurs in helping start-up circuit.Described optical isolator 16 has prevented any other current flowing.For example, LED 26 and diode 32 in described optical isolator 16 are reverse biased, and prevent rightabout electric current.Therefore do not have electric current to flow through these diodes and resistance 30.As a result, phototransistor 22 remain offs in described optical isolator 16.So described FET 12a-12d remains in nonconducting state, and does not have electric current to flow to the described battery 11 that exhausts from the described startup battery 2 that helps.
If described crocodile mouth folder 8,10 is connected to the described battery 11 that exhausts with correct polarity, LED 42 is reverse biased and is not illuminated.Described optical isolator 16 is switched on, and the described start-up circuit that helps is connected described in conjunction with Figure 1 as top.
In some cases, the described voltage that starts battery 2 that helps may drop to low level, for example 2V or lower during described jumper connection starts processing.In this case, the described voltage that starts battery 2 that helps may be not enough to described FET 12a-12d is remained on conducting state.Therefore provide a kind of for described FET 12a-12d being remained on the device of conducting state.In the execution mode shown in Fig. 4, this device comprises mutual series connection and is connected across described diode 44 and the capacitor 46 that helps on the terminal 4,6 that starts battery 2.The positive pole of diode 44 is coupled to described helping on the plus end 4 that starts battery 2.In described optical isolator 16, the collector coupled of phototransistor 22 is between described diode 44 and described capacitor 46.Even providing at the described voltage attenuation that starts battery that helps, the combination of described diode 44 and described capacitor 46 also described FET 12a-12d can be remained on the gate voltage of the needed high level of conducting state during to low level.
Execution mode in Fig. 4 comprises that also interrupt flow is to the described device that exhausts the electric current of battery 11 for after connecting foundation in correct polarity.This device that is used for interrupting allows described crocodile mouth folder 8,10 to remove safely from the described battery 11 that exhausts.Described device for interrupting in illustrated embodiment comprises capacitor 48, resistance 50, the combination of switch 52 and transistor 53.These elements are used for described FET 12a-12d is placed in nonconducting state, remove with the safety that allows described crocodile mouth folder 8,10.For example switch 52 is coupled to one of described cable that is attached to one of clip 8,10.Resistance 50 and capacitor 48 are coupled to another of described cable, and are connected in series with switch 52.Switch 52 can be snap switch, charges by 50 pairs of capacitors of resistance 48 when it is pressed.The charging of capacitor 48 makes transistor 53 enter conducting state.Therefore, from electric current short circuit on the control electrode of described FET 12a-12d of the phototransistor 22 in described optical isolator 16, make described FET 12a-12d enter nonconducting state.Therefore the connection between described two batteries 2,11 is opened a way, and described crocodile mouth folder 8,10 can remove from the described battery 11 that exhausts safely safely.
In addition, also can be provided for indicating and to remove from the described battery 11 that exhausts the indicating device that described crocodile mouth presss from both sides safely.In Fig. 4, described indicating device comprises LED 54, resistance 56 and the transistor 58 that is coupled in series between described cable.The control electrode of described transistor 58 is coupled to switch 52.When described switch 52 was pressed, transistor 58 was flow through the electric current institute conducting of switch 52.Thereby electric current flows through described transistor 58 and resistance 56, lights LED 54.LED 54 indications that are lit can remove described crocodile mouth folder 8,10 from the described battery 11 that exhausts safely.
Referring now to Fig. 5,, the example of the jumper connection actuator system of microprocessor control has according to an embodiment of the present invention been described.Described microprocessor 60 can be programmed with required all control functions of the described jumper connection starter of executable operations basically.Display 64 and input unit 66 can be coupled to described microprocessor 60, so that the operator can be respectively from described microprocessor 60 reception information and input messages.
By feedback circuit or other devices, described microprocessor 60 can monitor from the described startup battery 2 that helps and be provided to described voltage and/or the electric current that exhausts battery 11, described voltage and/or the electric current that exhausts battery 11, and can detect short circuit or other fault, as following described in more detail.Resitstance voltage divider can be used for providing the voltage and current measured value to the A/D input of described microprocessor.The vision of described fault or the indication of the sense of hearing for example provide on display 64.The scrolling information of described fault is described, code or other message of representative can be shown.
In this execution mode, microprocessor 60 is used to control described switch 12.When producing described helping when starting battery 2 and being connected with the described correct polarity that exhausts between battery 11, optical isolator 16 is coupled to clip 8,10 by resistance 62, so that LED 26 is by forward bias.When forward bias, LED 26 makes phototransistor 22 conductings.The collector electrode 23 of described phototransistor 22 is coupled to supply voltage by the internal circuit in described microprocessor 60.When described phototransistor 22 conducting, the first signal of the first voltage appears at described collector electrode 23, and by 60 sensings of described microprocessor.When described phototransistor 22 cut-off, the secondary signal of second voltage appears at described collector electrode 23, and by 60 sensings of described microprocessor.Described microprocessor 60 provides output signal to make it enter conducting state to activate described switch 12 when receiving described first signal, and provides output signal enter nonconducting state so that described switch 12 is invalid when receiving described secondary signal.In addition, described microprocessor can make switch 12 invalid to finish described jumper connection startup processing when a fault being detected.
Output signal from described microprocessor 60 to control switch 12 is provided for the control electrode 14a-14d of transistor 12a-12d, as shown in Figure 5.Described transistorized control electrode 14a-14d is electrically connected to described microprocessor 60 by a level converter 68.Microprocessor for example moves under 5V in low-voltage usually.LVPS offers described microprocessor 60 from battery 2 by voltage regulator 70.Low-voltage output signal from described microprocessor 60 should be transformed to high voltage before being provided to described transistor 12a-12d.Described level converter 68 is transformed to the needed high level of operate transistor 12a-12d with the output voltage of described microprocessor 60.Therefore, the output signal from described microprocessor 60 is used for the control signal of the control electrode of described FET in order to generation by described level converter 68.
If it is incorrect that clip 8,10 connects to the described described polarity that exhausts battery 11, described switch 12 keeps turn-offing.Described display 64 can be controlled by described microprocessor 60 and show the message of indicating reversed polarity.Described microprocessor 60 can also activate in response to described incorrect polarity connects for example buzzer 72 of siren.
Described microprocessor 60 can be programmed to detection clip 8,10 and whether is connected to battery or disconnected.In order to carry out described detection, described microprocessor 60 makes described switch 12 wireless and enter nonconducting state.By described feedback circuit or other devices, described microprocessor detects clip 8,10 and whether is connected to battery.If there is no battery, described switch 12 is placed in nonconducting state, and namely all described FET 12a-12d are placed in nonconducting state.If battery is arranged, described jumper connection start-up course is proceeded.Described inspection is preferably about per second and carries out once, and need to be less than several signas and complete.Like this, described inspection is transparent for the operation of described jumper connection starter.Comparator or exercisable amplifier also can be used for carrying out this inspection.
Described microprocessor 60 also can be used for carrying out the test to the alternating current generator of vehicle.When the described alternating current generator of vehicle worked, the described voltage level that exhausts battery 11 promptly rose after described battery jumper connection starts at once.The fast rise of described voltage can be detected from the signal that opto-isolator circuit 16 receives according to described microprocessor by described microprocessor 60.If the fast rise of voltage detected, described alternating current generator message working properly will appear on display 64.If the fast rise of voltage do not detected, described alternating current generator abnormal message of may working will appear on display 64.The fast rise of described voltage can be different according to the described situation that exhausts battery 11 and different.Described microprocessor preferably is programmed to and solves this variation.
According to another embodiment of the present invention, the described startup system of helping also can comprise the freon gas leak sensor.Described transducer 74 can comprise for the thermistor of sensing due to the extremely cold variations in temperature that causes that produces at freon leakage point.Described transducer 74 also can comprise converter alternatively, and pressure converter for example is used for the described freon leakage point of sensing, because freon is under high pressure in described system, and described leak point presents the high-pressure area.Described transducer is coupled to described microprocessor 60.Described transducer is detecting some physical changes, produces the signal of telecommunication when for example being accompanied by the change of temperature that freon gas leaks or pressure.After receiving sort signal from described transducer 74, the message that described microprocessor 60 can make indication reveal appears on described display 64.
According to another embodiment of the present invention, the described startup system of helping comprises device for detection of the tire inflation of described vehicle.Air pressure probe 76 can be provided to measure the air pressure of described tire.Described air pressure probe 76 is coupled to the input of described microprocessor 60.Described microprocessor 60 is from described air pressure probe 76 admission of air pressure measuring values, and shows air pressure by display 64 to the operator.In addition, a built-in compressor 78 can be connected to described microprocessor 60 by switch 80.According to this execution mode of the present invention, select the pressure of expectation by described input unit 66.Described compressor 78 is controlled described tyre inflating to selected air pressure by microprocessor 60 subsequently.Described compressor 78 is cut off automatically by microprocessor 60 when reaching desired pressure.
Or according to another embodiment of the present invention, described microprocessor 60 can be programmed to and detect described startup battery 2 and the described charge level that exhausts battery 11 of helping.The charge level that detects can pass to the operator by display 64 subsequently.Voltage regulator 70 is coupled to described startup battery 2 and the described battery 11 that exhausts of helping for detection of their charge level.
In order to measure the described charge level that starts battery 2 that helps, clip 8,10 should disconnect with the described battery 11 that exhausts.Described voltage regulator produces and the described proportional and voltage in the opereating specification of described microprocessor 60 of the voltage that starts battery 2 that helps subsequently.Described microprocessor 60 is programmed to the when described voltage drop that starts battery 2 that helps of detection under predetermined level, and described predetermined level is approximately for example 80% of its rated value.Described buzzer 72 or other device can be activated subsequently, and indicating the described electric charge that starts battery 2 that helps low to described operator, and it should charge again.The described 110/220V supply socket that helps the startup system to insert standards by the wall charger 82 of standard is to start battery 2 and again charge described helping.
In order to measure the described voltage that exhausts battery 11, the described state that helps startup battery 2 and the described switch 12 that exhausts between battery 11 should be in not conducting.Microprocessor 60 can be controlled by the operator's input from input unit 66, and switch 12 is placed in nonconducting state.Clip 8,10 is connected to the described battery 11 that exhausts subsequently.Described voltage regulator produce one to the described proportional voltage of voltage that exhausts battery 11.Described microprocessor 60 receives this signal from described voltage regulator 70, determines and the described voltage that exhausts battery 11 of demonstration on display 64.
Described microprocessor 60 also can be programmed to and detect bad battery, to such an extent as to the perhaps too low battery that can not be started by jumper connection of its voltage.Normally, even the battery that electric power is finished also has some voltages, be approximately 3-5V usually.But in situation once in a while, battery can be without any voltage, to such an extent as to reason is that it is consumed described battery electric power by degree of depth ground and uses up fully.Such battery can not be started by jumper connection at once, and sometimes even can not charge.When described clip 8,10 was connected to such battery, sensation was not connected to anything as described jumper connection starter.Because the voltage pole of such battery is low, described microprocessor 60 can't detect any voltage at described clip 8,10 places.If attempt to come jumper connection to start vehicle with the battery of this type, can show fault.
If do not have battery to be connected to clip 8,10, perhaps be activated with described being connected of the battery 11 bad and described jumper connection starter of exhausting, also such fault will be detected.When described fault occurs, described microprocessor 60 can be programmed to and finish described jumper connection start-up course, and shows suggestion to the user, advises its i.e. described battery of repairing before attempting the jumper connection startup, check perhaps whether described clip 8,10 correctly is connected to the described battery 11 that exhausts.
In another embodiment of the present invention, described microprocessor 60 is programmed to be determined and can exhaust the cold start-up amperage (CCA) that battery 11 obtains from described.CCA is when when cold weather starts vehicle, the amount of the power that is applied by battery.The definition of the international battery committee (BCI) is the discharge load that represents with ampere that new complete completely charged battery can discharge in 30 seconds under Fahrenheit 0 degree, and keeps each unit 1.2V or higher voltage.
In described execution mode, CCA is by being connected in parallel resistance and the described battery 11 that exhausts to determine.Described resistance should only be connected the shorter time, so that described battery has not been consumed.The voltage of described battery is determined when having loaded described resistance.The voltage of the described battery under described load is lower, and the CCA of described battery is lower.Described microprocessor is programmed to described measuring voltage related with the CCA value.Described CCA value can be shown to the user subsequently.
If battery has the unit of short circuit, described cell voltage unlikely can increase when attempting to provide voltage and jumper connection to start described vehicle to described battery.But before can determining whether described battery has the unit of short circuit, must provide to described battery the charging of certain hour.Described microprocessor 60 can be programmed to and monitor described voltage, electric current and charging interval, to detect the unit of short circuit.If the charge rate of described battery is greater than predetermined electric current, described battery has charged and has surpassed the time of scheduled volume, and the voltage of described battery is less than or equal to predetermined voltage, the unit of short circuit detected.For example, if the charge rate of described battery greater than 2 amperes, described battery has charged and has surpassed 1 hour, and the voltage of described battery is less than or equal to about 11V, described jumper connection start-up course is moved to end, and indicates the short-circuit unit fault to the user.
The process that detects open cell battery is similar to the process that detects the short-circuit unit battery.Open cell battery is because the leakage between described open cell and its connector has certain voltage.But described open cell battery does not have ability to accept or release current.When described jumper connection starter was connected to open cell battery, described microprocessor detected the voltage at clip 8,10 places, but when described jumper connection start-up course begins, obvious electric current do not detected.If predetermined time does not for example detect electric current after 5 minutes, described jumper connection start-up course is moved to end, and shows suitable fault.
A lot of vehicles have be used to the interface port that basic engine diagnostic data is provided.Described jumper connection actuator system can also comprise for download the interface of basic engine diagnostic data from the interface port of this vehicle.Described jumper connection actuator system can have the printer port for type information in addition, to be used for maintenance or the analysis of record.The memory of described microprocessor 60 inside can be used for the storage data, and described data are used for inspection and the analysis of back.
In addition, described microprocessor 60 can help starter operation from detecting to described, to determine whether normal operation of the described all component that helps the startup system.Each assembly is promptly switched on and off to determine whether to exist any fault.Described self-monitoring result may be displayed on described display 64.Buzzer 72 or another alarm can be activated to indicate any fault.
In addition, described microprocessor 60 can be programmed, with when having information to be presented on described display 64, and it is low or when bad alternating current generator being detected for example to detect at wrong/failure condition the low charge level of changing battery 2, makes described buzzer 72 or other alarm sounding.
In another embodiment, described microprocessor 60 is controlled sweetening process.The electrode metal plate of described plumbic acid Vehicular battery is super collects sulphur temporally, finally causes described battery useless.But by removing from the sulphur of described metallic plate deposition, this battery can be restored, and that is to say to be resumed.As everyone knows, battery recovery can be by helping the short current impulse of periodicity (on the order of magnitude of microsecond) that starts battery 2 to be applied to the described battery 11 that exhausts to realize from described.According to this execution mode of the present invention, described microprocessor 60 is programmed to by its control to described switch 12 and begins described sweetening process, and shows the message of one " desulfurization is carried out " on described display 64.Figure 6 illustrates the illustrative embodiments of the circuit that can be used for the execution sweetening process.
Fig. 6 comprises top a plurality of same components of discussing about the figure of front.Except those assemblies, transistor 84 is coupled to described microprocessor 60 by resistance 86.Described microprocessor 60 outputs signal to the control electrode of transistor 84, makes transistor 84 conductings and cut-off.When transistor 84 conducting, current flowing resistance 88 and 90, turn-on transistor 92.Next, electric current flows through transistor 92, and resistance 94 and 96, turn-on transistor 98.Transistor 98 serves as the switch for sensitizing pulse circuit for generating 110, and described pulse generating circuit 110 produces the pulse current that is used for repairing described battery 11.When transistor 98 was in conducting state, electric current flow through resistance 100, capacitor 102, inductor 104 and the diode 106 that consists of described pulse generating circuit 110, so that the generation current pulse.
described display 64 can be, for example roll or flashing display, the information that demonstration can be obtained by described microprocessor 60, it can include, but are not limited to the result of self-test, described jumper connection starter batteries 2 and described state or the condition (for example percentage of electric charge) that exhausts battery 11, message when the connection polarity of described jumper connection actuator system is incorrect " warning: reversed polarity ", message " ready to start " when all exact connect ions, message " desulfurization is carried out " when sweetening process is carried out, and various other diagnosis, comprise: for example, bad alternating current generator detected, from the expectation with those jumper connection actuator system of air compressor and/or pressure sensor and actual pressure reading, and from the leakage reading of the freon gas of those jumper connection actuator system of the leakage sensor with freon gas.
In a word, described microprocessor can be programmed to the charging again of the activation of various functions, the carrying out of sweetening process, described buzzer or other alarms of the scanning of the execution of the diagnosis of controlling described polarity protection operation, described Vehicular battery and other system, described display, the described microprocessor that started by described input unit by operator's input, the detection of freon leaks, the basic engine diagnostic that can dock with the interface port of described vehicle, described jumper connection starter batteries and the inflation to tire of inputting based on storing value or user.Above the feature list purpose be exemplary, and there is no the function type that described in the text of limit described jumper connection actuator system disclosed herein, microprocessor can be controlled.
The described execution mode of explanation and discussion in this specification, purpose is only with making known for inventor and uses best mode of the present invention to explain to those skilled in the art.Should be counted as limiting the scope of the invention without any content in this specification.Above-described embodiments of the present invention can be modified or change, and element can be increased or omit, and do not depart from the scope of the present invention, and understand by the enlightenment of explaining above as those skilled in the art.Therefore it will be appreciated that, described claim with and scope of equal value in, the present invention can put into practice in the mode that is different from special description.
Claims (8)
1. portable jumper connection starter; this jumper connection starter comprises the first battery with plus end and negative terminal, a pair of cable and polar protective circuit; the second end that described cable has the first end of the positive and negative terminal that is electrically connected to described the first battery and is suitable for being coupled to the positive and negative terminal that exhausts battery, described polar protective circuit comprises:
Polarity detection circuit, be coupled to described a pair of cable, when being connected with the plus end with described the first battery, one of described a pair of cable is coupled to the described plus end that exhausts battery, and another cable in described a pair of cable is connected when being coupled to the described negative terminal that exhausts battery with the negative terminal with described the first battery, and described polarity detection circuit detects;
Solid-state switch, it is connected and is set up in order to receive the enable signal from described polarity detection circuit with a cable electricity in described a pair of cable, described solid-state switch makes electric current pass through at described the first battery and described exhausting between battery when receiving described enable signal;
Even also comprising be used to the voltage attenuation that described the first battery is provided, wherein said portable jumper connection starter still make described solid-state switch remain on the device of the gate voltage of the needed high level of conducting state when being not enough to described solid-state switch is remained on the low level of conducting state.
2. portable jumper connection starter as claimed in claim 1, wherein said polarity detection circuit comprises optical isolator.
3. portable jumper connection starter as claimed in claim 1, wherein said polarity detection circuit comprises:
LED is coupled to a cable in described cable, and when connecting in described the first battery and the described polarity that exhausts between battery when correct, described LED is by forward bias; With
Phototransistor is coupled to described LED, and the electric current that flows through described forward biased LED is connected described phototransistor so that described enable signal to be provided.
4. portable jumper connection starter as claimed in claim 1, wherein said solid-state switch comprises at least one transistor.
5. portable jumper connection starter, described portable jumper connection starter comprises polar protective circuit, described polar protective circuit comprises:
The first and second cables are used for the first battery is connected to exhausting battery, and described the first battery and the described battery that exhausts have plus end and negative terminal separately;
A cable electricity in solid-state switch, itself and described cable in series is coupled, and flows through the electric current of described cable with control, and described solid-state switch is controlled by enable signal;
Polarity detection circuit, a cable in described cable is connected with the plus end with described the first battery and is coupled to the described plus end that exhausts battery, and another cable in described cable is connected when being coupled to the described negative terminal that exhausts battery with the negative terminal with described the first battery, described polarity detection circuit provides described enable signal, wherein, described solid-state switch makes electric current pass through at described the first battery and described exhausting between battery when receiving described enable signal; Even also comprising be used to the voltage attenuation that described the first battery is provided, wherein said portable jumper connection starter still make described solid-state switch remain on the device of the gate voltage of the needed high level of conducting state when being not enough to described solid-state switch is remained on the low level of conducting state.
6. portable jumper connection starter as claimed in claim 5, wherein said polarity detection circuit comprises optical isolator.
7. portable jumper connection starter as claimed in claim 5, wherein said polarity detection circuit comprises:
LED is coupled to a cable in described cable, and when connecting in described the first battery and the described polarity that exhausts between battery when correct, described LED is by forward bias; And
Phototransistor is coupled to described LED, and the electric current that flows through described forward biased LED is connected described phototransistor so that described enable signal to be provided.
8. portable jumper connection starter as claimed in claim 5, wherein said solid-state switch comprises at least one transistor.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35714602P | 2002-02-19 | 2002-02-19 | |
| US60/357,146 | 2002-02-19 | ||
| US36983902P | 2002-04-05 | 2002-04-05 | |
| US60/369,839 | 2002-04-05 | ||
| US10/315,061 | 2002-12-10 | ||
| US10/315,061 US7345450B2 (en) | 2002-02-19 | 2002-12-10 | Microprocessor controlled booster apparatus with polarity protection |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038087979A Division CN100544159C (en) | 2002-02-19 | 2003-02-19 | The starting drive that helps with polarity protection of microprocessor control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101697427A CN101697427A (en) | 2010-04-21 |
| CN101697427B true CN101697427B (en) | 2013-11-06 |
Family
ID=42142513
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101659439A Expired - Lifetime CN101697427B (en) | 2002-02-19 | 2003-02-19 | Microprocessor controlled booster apparatus with polarity protection |
| CNB038087979A Expired - Fee Related CN100544159C (en) | 2002-02-19 | 2003-02-19 | The starting drive that helps with polarity protection of microprocessor control |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038087979A Expired - Fee Related CN100544159C (en) | 2002-02-19 | 2003-02-19 | The starting drive that helps with polarity protection of microprocessor control |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1485979B1 (en) |
| CN (2) | CN101697427B (en) |
| AU (1) | AU2003211069A1 (en) |
| CA (1) | CA2478072C (en) |
| ES (1) | ES2582644T3 (en) |
| MX (1) | MXPA04008076A (en) |
| WO (1) | WO2003071648A2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738837A (en) * | 2011-04-01 | 2012-10-17 | 曹先国 | Charger capable of identifying cathode and anode of zero-volt rechargeable battery |
| CN102594572B (en) * | 2012-01-21 | 2016-07-13 | 华为技术有限公司 | A kind of network equipment of antisurge |
| CN107579583B (en) * | 2016-07-05 | 2022-07-19 | 光环国际经济特区有限责任公司 | Multifunctional portable power supply charger |
| KR102098435B1 (en) | 2016-07-15 | 2020-04-07 | 주식회사 엘지화학 | System and method for protecting the circuit between the battery using free wheeling path |
| US11043776B2 (en) * | 2017-11-02 | 2021-06-22 | Laith A. Naaman | Safety mechanism for electrical outlets |
| CN108964178A (en) * | 2018-06-28 | 2018-12-07 | 苏州格远电气有限公司 | Charge circuit and charge circuit detection method |
| CN109361117A (en) * | 2018-11-22 | 2019-02-19 | 浙江安伴汽车安全急救技术股份有限公司 | Cable connection device, automobile cable folder and automobile storage battery bridge detection method |
| JP2022526703A (en) * | 2019-02-22 | 2022-05-26 | ポラリウム・エナジー・ソリューションズ・エービー | Reverse polarity protection battery module |
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| US4583034A (en) * | 1984-07-13 | 1986-04-15 | Martin Robert L | Computer programmed battery charge control system |
| US5013992A (en) * | 1988-10-12 | 1991-05-07 | E-Z-Go Division Of Textron | Microprocessor controlled battery charger |
| US5965998A (en) * | 1996-07-02 | 1999-10-12 | Century Mfg. Co. | Automatic polarity and condition sensing battery charger |
| US6300742B1 (en) * | 2000-08-16 | 2001-10-09 | Kuang-Fu Hung | Intelligent car battery-charging cable device |
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| US4217534A (en) * | 1978-11-20 | 1980-08-12 | Loren Cole | Vehicle battery polarity indicator |
| US4871957A (en) * | 1988-04-04 | 1989-10-03 | James Taranto | Method and apparatus for the automatic connection of battery cables |
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| DE4225746A1 (en) * | 1992-08-04 | 1994-02-10 | Hagen Batterie Ag | Circuit device |
| US5461297A (en) * | 1993-05-24 | 1995-10-24 | Analog Modules, Inc. | Series-parallel switchable capacitor charging system |
| US5793185A (en) * | 1997-06-10 | 1998-08-11 | Deltona Transformer Corporation | Jump starter |
| US6259254B1 (en) * | 1998-07-27 | 2001-07-10 | Midtronics, Inc. | Apparatus and method for carrying out diagnostic tests on batteries and for rapidly charging batteries |
| AU6258299A (en) * | 1998-10-16 | 2000-05-08 | Century Manufacturing Company | Portable battery charger including auto-polarity switch |
| US6212054B1 (en) * | 1999-09-21 | 2001-04-03 | Powerpro Inc. | Spark proof booster cable system |
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2003
- 2003-02-19 EP EP03742755.6A patent/EP1485979B1/en not_active Expired - Lifetime
- 2003-02-19 CA CA2478072A patent/CA2478072C/en not_active Expired - Lifetime
- 2003-02-19 AU AU2003211069A patent/AU2003211069A1/en not_active Abandoned
- 2003-02-19 WO PCT/US2003/004511 patent/WO2003071648A2/en not_active Application Discontinuation
- 2003-02-19 ES ES03742755.6T patent/ES2582644T3/en not_active Expired - Lifetime
- 2003-02-19 CN CN2009101659439A patent/CN101697427B/en not_active Expired - Lifetime
- 2003-02-19 MX MXPA04008076A patent/MXPA04008076A/en active IP Right Grant
- 2003-02-19 CN CNB038087979A patent/CN100544159C/en not_active Expired - Fee Related
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| US4583034A (en) * | 1984-07-13 | 1986-04-15 | Martin Robert L | Computer programmed battery charge control system |
| US5013992A (en) * | 1988-10-12 | 1991-05-07 | E-Z-Go Division Of Textron | Microprocessor controlled battery charger |
| US5965998A (en) * | 1996-07-02 | 1999-10-12 | Century Mfg. Co. | Automatic polarity and condition sensing battery charger |
| US6300742B1 (en) * | 2000-08-16 | 2001-10-09 | Kuang-Fu Hung | Intelligent car battery-charging cable device |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2478072A1 (en) | 2003-08-28 |
| EP1485979B1 (en) | 2016-04-20 |
| CN101697427A (en) | 2010-04-21 |
| AU2003211069A1 (en) | 2003-09-09 |
| WO2003071648A3 (en) | 2003-11-06 |
| AU2003211069A8 (en) | 2003-09-09 |
| MXPA04008076A (en) | 2005-07-01 |
| EP1485979A2 (en) | 2004-12-15 |
| CN100544159C (en) | 2009-09-23 |
| CN1647340A (en) | 2005-07-27 |
| CA2478072C (en) | 2011-08-02 |
| ES2582644T3 (en) | 2016-09-14 |
| EP1485979A4 (en) | 2009-10-28 |
| WO2003071648A2 (en) | 2003-08-28 |
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